We have already been waiting for the day when the South Korean giant, Samsung will launch their highly-anticipated smartphone of the year 2013 i.e the Samsung Galaxy S4. However, there are already rumors for the device in past and it seems that one more adds to the list and this time its about Wi-Fi capability. According to the recent reports, the Galaxy S4 is expected to feature 5G Wi-Fi, also known as 802.11ac Wi-Fi technology. The 5G Wi-Fi technology is reliable and is developed with a high speed comparable to wired connection. The sources claims that the Galaxy S4 will have the Broadcom BCM4335 chip, which offers 802.11ac Wi-Fi, Bluetooth 4.0 and FM radio technology, all just in one chip which will make it the next-generation device.